#include<stdio.h>

typedef unsigned char *byte_pointer;

void show_bytes(byte_pointer start,size_t len){
  size_t i;
  for (i=0;i<len;i++)
        printf ("%.2x",start[i]);
   printf("\n");
}

void show_int(int x){
 show_bytes((byte_pointer) &x,sizeof(int));
}

void show_float(float x){
  show_bytes((byte_pointer) &x,sizeof(float));
}

void show_pointer(void *x){
  show_bytes((byte_pointer) &x,sizeof(void *));
}


int main( ){
  int ival=5215;
  float fval =(float) ival;
  int *pval=&ival;
  show_int(ival);
  show_float(fval);
  show_pointer(pval);
}

